mirror of
https://github.com/koel/koel
synced 2024-12-21 01:53:11 +00:00
14 lines
549 B
TypeScript
14 lines
549 B
TypeScript
import { Directive } from 'vue'
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import { useIntersectionObserver } from '@vueuse/core'
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const toggleClasses = (el: HTMLElement) => {
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el.classList.toggle('fade-top', el.scrollTop !== 0)
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el.classList.toggle('fade-bottom', el.scrollTop + el.clientHeight !== el.scrollHeight)
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}
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export const overflowFade: Directive = {
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mounted: async (el: HTMLElement) => {
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useIntersectionObserver(el, ([{ isIntersecting }]) => isIntersecting && toggleClasses(el))
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el.addEventListener('scroll', () => requestAnimationFrame(() => toggleClasses(el)))
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}
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}
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